ARM Processor iOS (iPhone): Unlock

Assembler code

__text:00002914                 STR     R3, [SP,#0x14+var_8]
__text:00002918                 MOV     R3, #0
__text:0000291C                 STRB    R3, [SP,#0x14+var_1]
__text:00002920                 MOV     R0, #0xE
__text:00002924                 BL      __keymgr_get_and_lock_processwide_ptr
__text:00002928                 MOV     R3, R0
__text:0000292C                 STR     R3, [SP,#0x14+var_C]
__text:00002930                 LDR     R3, [SP,#0x14+var_C]
__text:00002934                 CMP     R3, #0
__text:00002938                 BEQ     loc_296C
__text:0000293C                 LDR     R3, [SP,#0x14+var_C]
__text:00002940                 LDRB    R3, [R3,#2]
__text:00002944                 STRB    R3, [SP,#0x14+var_1]
__text:00002948                 LDR     R2, [SP,#0x14+var_C]
__text:0000294C                 MOV     R3, #1
__text:00002950                 STRB    R3, [R2,#2]
__text:00002954                 LDR     R3, [SP,#0x14+var_C]
__text:00002958                 LDR     R3, [R3,#4]
__text:0000295C                 STR     R3, [SP,#0x14+var_8]
__text:00002960                 MOV     R0, #0xE
__text:00002964                 LDR     R1, [SP,#0x14+var_C]
__text:00002968                 BL      __keymgr_set_and_unlock_processwide_ptr
__text:0000296C
__text:0000296C loc_296C                                ; CODE XREF: sub_28F8+40↑j
__text:0000296C                 LDR     R3, [SP,#0x14+var_10]
__text:00002970                 LDR     R3, [R3,#4]
__text:00002974                 CMP     R3, #0
__text:00002978                 BEQ     loc_2998
__text:0000297C                 LDR     R3, [SP,#0x14+var_10]
__text:00002980                 LDR     R2, [R3]
__text:00002984                 LDR     R3, [SP,#0x14+var_10]
__text:00002988                 LDR     R3, [R3,#8]
__text:0000298C                 MOV     R0, R3
__text:00002990                 BLX     R2
__text:00002994                 B       loc_29A4